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Anglesey

American  
[ang-guhl-see] / ˈæŋ gəl si /

noun

  1. an island and county in northwestern Wales. 276 sq. mi. (714 sq. km).


Anglesey British  
/ ˈæŋɡəlsɪ /

noun

  1. Welsh name: Ynys Môn.  an island and county of N Wales, formerly part of Gwynedd (1974–96), separated from the mainland by the Menai Strait. Administrative centre: Llangefni. Pop: 59 500 (2003 est). Area: 720 sq km (278 sq miles)

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of Anglesey

Possibly from Old Norse Ǫngullsey “Hook Island,” or Old Norse Ǫnglisey “Ǫngli's Island”

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Wales sometimes plays itself, like in British comedy “Gavin & Stacey,” which was filmed in Barry, or detective thriller “Under Salt Marsh,” which shot in Anglesey and Gwynedd.

From Los Angeles Times • Jun. 2, 2026

Ap Iorwerth also did not rule out building a new third Menai crossing on Anglesey, after the Menai Suspension Bridge closed three times in two days on Wednesday.

From BBC • May 28, 2026

Speaking at the Urdd Eisteddfod on Anglesey on Wednesday, ap Iorwerth said it had been Plaid policy for "many, many years" that something needed to be done to "unclog that Brynglas bottleneck".

From BBC • May 28, 2026

Anglesey and Gwynedd councils said a "precautionary inspection" was being carried out after a suspected breach of the weight limit and the bridge would reopen only when confirmed safe.

From BBC • May 27, 2026

But destruction involved all of agricultural England, from Angus in the north to Cornwall in the south, from Anglesey in the west to Norfolk in the east.

From "Silent Spring" by Rachel Carson

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